This is one of the coolest things you'll see this week. Be Amazed By This Marvelous Music Machine, Powered By 2,000 Marbles NPR's Rachel Martin spoke with Martin Molin, creator of the marble machine, ...

A musician by the name of Martin Molin, from the Swedish band Wintergatan, has created and built an amazing musical instrument he calls the Marble Machine -- and you won't believe how good it sounds.

[Martin] of [Wintergatan] is on a quest to create the ultimate human-powered, modern marble music machine. His fearless mechanical exploration and engineering work, combined with considerable musical ...